1503 D St, Antioch, CA 94509 Property Records

Contra Costa County property record for 1503 D St, Antioch, CA 94509

Property Summary

Property Type	Single Family Home
Details	3 bd · 2.5 ba · 2,038 sqft · built 1929
Lot Size	0.367 acres (16,000 sqft)
Owner	Individual Name on Record
Last Sale	$529,000 (Aug 2024)
Tax Bill	$6,414 (2025)
Deeds & Mortgages	Oct 2021 Mortgage Mar 2019 Mortgage
Flood Zone	Zone X (minimal risk)
APN	`067-101-032`

Property Details

APN / Parcel Number

Primary APN	`067-101-032`
Alternative APN	`067-101-032-0`

Interior

Bedrooms	3 Beds
Full Baths	2.5 Baths
Half Baths	1 Half Bath
Total Rooms	7 Rooms
Stories	2 Stories
Building Area	2,038 sqft Living Area
1st Floor Area	1,093 sqft
2nd Floor Area	945 sqft

Exterior

Year Built	Built 1929
Effective Year Built	Effective 1929
Lot Area	16,000 sqft (0.367 acres)
Garage Type	Attached
Garage Area	1,014 sqft
Parking Spaces	4 Parking Spaces

Location & Zoning

Street Address	1503 D ST
City	ANTIOCH
State	CA
Zip	94509-2347
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	R1
Legal Description	WILLS ADDN 83.5 FT X 200 FT OF LOT 12
Legal Subdivision	WILLS ADD
Legal Lot Number	12
Jurisdiction	CONTRA COSTA CA
Township / Civil Division	ANTIOCH-PITTSBURG
Census Block Group	2
Census Block	2002
Census Tract	306003

Owner

Source: Contra Costa County records, as of July 14, 2026

Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.

Owner of Record	Individual Name on Record
Mailing Address	1503 D ST, ANTIOCH, CA 94509-2347
Occupancy	Owner Occupied
Owner Type	Individual
Vesting	Surviving Spouse

Deeds, Mortgages & Sale History

Date	Document
Oct 14, 2021	Deed of Trust, Mortgage · Conventional Mortgage ROCKET MORTGAGE LLC
Mar 7, 2019	Deed of Trust, Mortgage · Conventional Mortgage QUICKEN LNS

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Aug 7, 2024 · Amount on Record
Deed Sale	Aug 7, 2024 · Amount on Record
Deed Document Number	202476083
Prior Transfer Date	Aug 5, 2024
Prior Transfer Doc	0000076082
Record Updated	Sep 20, 2026

October 2021: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	CONTRA COSTA CA
Property Address	1503 D ST, ANTIOCH, CA 94509-2347
Transaction Type	Mortgage
Record Updated	Nov 3, 2022
Title Company	AMROCK INC

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	11949 HARNPSTEAD GRN, ELLICOTT CITY, MD 21042

Mortgage

Document Number	0000283264
Date	Oct 14, 2021
Instrument	2021-283264

Lender

Name	ROCKET MORTGAGE LLC
Type	Mortgage Company
Address	DETROIT, MI 48226

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	181 Months
Due	Nov 1, 2036

March 2019: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	CONTRA COSTA CA
Property Address	1503 D ST, ANTIOCH, CA 94509-2347
Document Number	0000034446
Instrument Date	Mar 7, 2019
Transaction Type	Mortgage
Record Updated	Mar 22, 2019
Title Company	AMROCK TITLE CA INC

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Personal Trust
Address	11949 HAMPSTEAD GRN ELLICOTT CITY MD 210427110, ELLICOTT CITY, MD 21042-7110

Mortgage

Document Number	0000034446
Date	Mar 13, 2019
Instrument	34446

Lender

Name	QUICKEN LNS
Type	Funding / Finance Company
Address	DETROI, MI 48226-1996

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	360 Months
Due	Mar 12, 2049

Interest

Rate Type	Adjustable Rate
Rate	4.57%

Tax Assessment & Valuation

Source: Contra Costa County assessment roll, as of July 14, 2026

Property Jurisdictions

Type	Name
State	California
County	Contra Costa County
Municipality	Antioch City
Unified School District	Antioch Unified School District (KG - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value
2026		$555,580 (+5.02%) Land $357,000 Building $198,580
2025	$6,414.00 (+231.82%) Homeowner's exemption	$529,000 (+314.69%) Land $350,000 Building $179,000
2023	$1,933.00 (+1.26%)	$127,565 Land $50,379 Building $77,186
2022	$1,909.00

Assessed value and assessed market value are set for property tax purposes, not market price estimates; both are a fraction of this property's market value.

Flood

Source: FEMA National Flood Hazard Layer, effective October 12, 2026

FEMA Flood Zone	Zone X minimal risk
Flood Insurance Requirement	Not required lenders may require it

Values are read at the parcel center point; lenders make the official flood determination.

Wildfire

Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024

Wildfire Risk	Not rated no burnable land within ember reach

Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.

Drinking Water

Source: EPA Safe Drinking Water Information System, as of September 2026

Water System	CITY OF ANTIOCH serves 116,781 people · EPA ID CA0710001
Water Source	Surface water
Last State Inspection	Jan 2024
Lead	Under 1 ppb (2022–2024) action level 15 ppb

Violations Reported to EPA

Water Quality	None last 10 years
Treatment and Procedure	None last 10 years
Monitoring and Reporting	None last 3 years

Results are for the whole water system, not water tested at this address; lead at the tap also depends on the building's own pipes.

Internet Providers

Source: FCC Broadband Data Collection, based on 605 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
AT&T Fiber · Fixed Wireless, DSL in parts of the area	5,000 / 5,000
Xfinity Cable	2,000 / 250
Unwired Fixed Wireless	300 / 25

May also be available: T-Mobile, Verizon.

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